1. MEP of China. China Environmental Status Bulletin 2014. http://jcs.mep.gov.cn/hjzl/zkgb/; 2015.
2. WMR of China. Monthly bulletin of groundwater dynamics; 2016.
3. Managing nitrogen for sustainable development;Zhang;Nature,2015
4. Sustainable traditional agriculture in the Tai Lake Region of China;Ellis;Agric Ecosyst Environ,1997
5. Study on development and drawbacks of urban night soil treatment and disposal system in China;Chen;Environ Sanit Eng,1998